Generac — Test 10 – Check Spark Plug
Testing & diagnosis
From a Generac service manual covering: iX 1600, iX 2000, iX 800. Check it applies to your exact model before use.
Applies to: Generac iX 1600, Generac iX 2000, Generac iX 800
Procedure
- Remove spark plug. Clean with a commercial solvent. DO NOT BLAST CLEAN SPARK PLUG.
- Replace spark plug if badly fouled, if ceramic is cracked, or if badly worn or damaged.
- Refer to specifications for proper replacement spark plugs and spark plug gaps.
Tools required
- Commercial Solvent Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Spark plug types and gaps per Specifications
Full service-parts list: Generac iX 1600 →, Generac iX 2000 →, Generac iX 800 →
Source: Generac service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.